import { LoggerService } from '@nestjs/common';
/**
 * Application logger.
 */
declare class Logger implements LoggerService {
    /**
     * Winston instance.
     */
    private winston;
    constructor();
    /**
     * Writes info level log message.
     *
     * @param message - Log message.
     * @param optionalParams - Addtional parameters.
     */
    log(message: string, ...optionalParams: unknown[]): void;
    /**
     * Writes error level log message.
     *
     * @param message - Log message.
     * @param optionalParams - Addtional parameters.
     */
    error(message: string, ...optionalParams: unknown[]): void;
    /**
     * Writes warning level log message.
     *
     * @param message - Log message.
     * @param optionalParams - Addtional parameters.
     */
    warn(message: string, ...optionalParams: unknown[]): void;
    /**
     * Writes debug level log message.
     *
     * @param message - Log message.
     * @param optionalParams - Addtional parameters.
     */
    debug(message: string, ...optionalParams: unknown[]): void;
    /**
     * Writes verbose level log message.
     *
     * @param message - Log message.
     * @param optionalParams - Addtional parameters.
     */
    verbose(message: string, ...optionalParams: unknown[]): void;
    /**
     * Writes http level log message.
     *
     * @param message - Log message.
     * @param optionalParams - Addtional parameters.
     */
    http(message: string, ...optionalParams: unknown[]): void;
}
export default Logger;